Contents -- List of Contributors -- Abbreviations -- New Trends in the Enforcement of erga omnes Obligations -- The UN Security Council and its Future Contribution in the Field of International Law -- Collective Security After "Operation Allied Force" -- Of War, Humanity and Justice: International Law After Kosovo -- Saving the UN Security Council - A Challenge for the United States -- The International Labour Organization in its Second Century -- The Time Limit for the Ratification of Proposed Amendments to the Constitutions of International Organizations -- Advisory Opinions of the International Court of Justice on Questions Raised by Other International Tribunals -- Cooperation with the International Criminal Tribunal for the Former Yugoslavia in the Production of Evidence -- The Petition System under the International Convention on the Elimination of All Forms of Racial Discrimination -- The Thematic Rapporteurs and Working Groups of the United Nations Commission on Human Rights -- The Reparation for Injuries Case Revisited: The Personality of the European Union -- Institutional Developments under Modern International Environmental Agreements -- The Interplay of the United Nations Convention on the Law of the Sea and the Convention on Biological Diversity -- The Interaction between the Antarctic Treaty System and the Other Relevant Conventions Applicable to the Antarctic Area -- United Nations Peace-keeping in Internal Conflicts -- Book Reviews.